runpriv in SGI IRIX allows local users to bypass intended restrictions and execute arbitrary commands via shell metacharacters in a command line for a privileged binary in /usr/sysadm/privbin.
https://exchange.xforce.ibmcloud.com/vulnerabilities/22561
http://www.securityfocus.com/bid/15055
http://www.securityfocus.com/archive/1/427409/100/0/threaded
http://www.idefense.com/application/poi/display?id=312&type=vulnerabilities